• Sr. Windows Administrator

    CGI Technologies and Solutions, Inc. (Radford, VA)
    …DoD Secret Security Clearance. e) Five or more years' experience as a Windows Systems Administrator or Engineer with three or more years' experience ... duties and responsibilities:** This position is for a Senior Systems Administrator supporting the ALTESS Windows...environment. This position will plan, execute, and implement new system HW and SW and create and maintain team… more
    CGI Technologies and Solutions, Inc. (01/07/26)
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  • Windows System Administrator…

    V2X (Mclean, VA)
    …processes **Experience:** + 7+ years of relevant experience with Windows systems + Experience with complex system architectures and interconnected data ... Windows infrastructure as part of a collaborative systems team. Your focus will span operations, security...operating systems + Design interfaces to external systems and maintain thorough documentation on system … more
    V2X (12/30/25)
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  • Senior Windows Administrator

    TekSynap (Radford, VA)
    …recovery, and troubleshooting. **REQUIRED QUALIFICATIONS** **Experience** + Five (5) years as a Windows Systems Administrator or Engineer, including 3 years ... & Qualifications** **RESPONSIBILITIES** + Manage, maintain, deploy, troubleshoot, and support Windows Server 2019/2022 systems in a dynamic customer environment.… more
    TekSynap (10/25/25)
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  • Physical Security System…

    M. C. Dean (Chantilly, VA)
    …**Physical Security System Administrator 4** to join our ** Security and Electronic Systems (SES)** business Unit. As part of **(SES)** Strategic ... customers across high-growth markets. As a System Administrator for our Physical Security Systems...+ Digitus + C-Cure + Requires an understanding of Windows patching and vulnerability remediation with ATO processes +… more
    M. C. Dean (10/23/25)
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  • System Administrator

    System One (Quantico, VA)
    …application deliverables and systems comply with applicable DISA STIGs or Security Requirements Guidance. * Identify and report system risks. Qualifications: ... System Administrator Quantico, VA - ONSITE...years experience in systems administration in a Windows based environment. * Bachelor's degree in a related… more
    System One (12/26/25)
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  • System Administrator Lead

    System One (Mclean, VA)
    Job Title: System Administrator Lead Location: Arlington, Virginia Type: Contract To Hire Contractor Work Model: Onsite Security Clearance: Top Secret w/ SCI ... eligibility Duties and Responsibilities: Leads a team of system administrators responsible for enterprise IT systems ....years of experience with the following IT disciplines: + Security configuration of Windows Server/ Windows … more
    System One (12/26/25)
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  • System Administrator

    Gromelski & Associates, Inc. (Manassas, VA)
    …resources. **_System Administrator Required Tasks:_** + Performs duties as System Administrator on systems using Linux, Windows , and other operating ... security and performance requirements. + Developing and documenting system administration standard operating procedures. **_System Administrator Additional… more
    Gromelski & Associates, Inc. (12/17/25)
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  • System Administrator

    Assertive Professionals (Chantilly, VA)
    System Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small Business ... with Polygraph Timeline Pipeline Description Assertive Professionalsis seeking aSystem Administrator with Polygraph supporting ourNational Security Customer in… more
    Assertive Professionals (01/07/26)
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  • Systems Administrator

    General Dynamics Information Technology (Sterling, VA)
    …Customer Service, MS Office, System Software, Documentation, Maintenance, Windows 64, Installation, Security , Database, VPN, Networking, Teamwork, ... 5 + years of related experience **US Citizenship Required:** Yes **Job Description:** SYSTEMS ADMINISTRATOR SENIOR Advance how our customers operate while you… more
    General Dynamics Information Technology (12/18/25)
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  • Systems Administrator

    BAE Systems (Sterling, VA)
    … System Administrator /Engineer (RHCSA/RHCE) + Microsoft Certified: Windows Server Administration/Engineer + Experience with zero-trust security models ... BAE Systems is looking for a Senior Systems Administrator to provide comprehensive support to...inventories for audits, compliance, and lifecycle management. + Support security audits and vulnerability assessments by providing system… more
    BAE Systems (12/09/25)
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